Table 1.
Baseline Characteristics at Age 18 | Study Sample (n = 4072) |
---|---|
Sex | % |
Male | 43.1% |
Female | 56.9% |
Race/Ethnicity | |
White | 84.0% |
Black | 7.0% |
Hispanic | 3.5% |
Other race | 5.5% |
Parental Education | |
At least one parent has a college degree or higher | 42.2% |
Neither parent has a college degree | 57.8% |
Region | |
Northeast | 22.1% |
Midwest | 32.5% |
South | 29.4% |
West | 15.9% |
Urbanicity | |
Large metropolitan statistical area | 23.5% |
Other metropolitan statistical area | 45.6% |
Non-metropolitan statistical area | 30.9% |
12th Grade Cohort Year | |
1976–1980 | 29.3% |
1981–1985 | 24.5% |
1986–1990 | 23.0% |
1991–1996 | 23.3% |
Context of lifetime prescription opioid exposure | |
No lifetime medical or nonmedical use | 78.0% |
Lifetime medical use only | 13.6% |
Lifetime medical and nonmedical use | 5.4% |
Lifetime nonmedical use only | 3.0% |
Note: Weighted samples and estimates are provided.